I'm not particularly athletic anymore (played baseball in HS, but since then not much) but I did join the company dodgeball team... there may be a thread forthcoming about that.

It is a transmitter that goes in your shoe and communicates with your Ipod. You can track your time, speed, etc and it will download info onto your Itunes. Pretty neat stuff and I've heard nothing but good things about it and my wife really wants one.

"Think of how stupid the average person is, and realize half of them are stupider than that." ~George Carlin